Portable power bank



1 . Portable power bank

1.1 : Front

1.2 : Back

1.3 : Left

1.4 : Right

1.5 : Top

1.6 : Bottom

1.7 : Perspective

1.8 : Perspective

1.1 is a front view of a portable power bank showing my new design;

1.2 is a back view thereof;

1.3 is a left view thereof;

1.4 is a right view thereof;

1.5 is a top view thereof;

1.6 is a bottom view thereof; and

1.7 and 1.8 are two perspective views thereof.

CLAIM The ornamental design for a portable power bank, as shown anddescribed.